CN216287971U

CN216287971U - Winding jig

Info

Publication number: CN216287971U
Application number: CN202122506031.2U
Authority: CN
Inventors: 魏巍
Original assignee: Xinye Technology Dongguan Co ltd
Current assignee: Xinye Technology Dongguan Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-12
Anticipated expiration: 2031-10-18

Abstract

The utility model belongs to the technical field of motor coil winding, and particularly relates to a winding jig which comprises a jig head and a jig rod, wherein the jig rod and the jig head clamp a part together; the end part of the inner core is abutted with the part; the outer core is sleeved outside the inner core; the jig rod is close to one end of the jig head and is abutted to the part. Under the combined action of the jig rod and the jig head, the parts are clamped, the clamping is convenient, the winding precision is ensured, and the core rod is not easy to deflect due to the fact that the two ends of the core rod are fixed, and the winding precision of the parts is influenced.

Description

Winding jig

Technical Field

The utility model belongs to the technical field of motor coil winding, and particularly relates to a winding jig.

Background

With the rapid development of the mobile phone industry, the dual camera technology has become a camera function that needs to be matched with mainstream models of each large mobile phone brand, so that the VCM market demand increases rapidly, and VCM voice coil motor manufacturers face the increase of the market demand and the production capacity of the VCM voice coil motor is no longer than the market demand.

Like the part of picture, the tradition is to the coiling of part coil, adopts manual operation firstly, and inefficiency, precision are poor, secondly adopts the tool clamping to carry out mechanized production, but because the volume of part is very little, the tool is comparatively troublesome to the part clamping, if the clamping is unstable, then can lead to the wire winding precision not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a winding jig and aims to solve the technical problems that in the prior art, the jig for winding a coil is low in clamping precision, and the winding precision is low due to the fact that clamping is easy to be unstable.

In order to achieve the above object, an embodiment of the present invention provides a winding jig, including a jig head and a jig rod for clamping a part together with the jig head, where the jig head includes an outer core, an inner core and a core rod, one end of the core rod extends into the inner core and is fixedly connected with the inner core and the outer core, and the other end of the core rod extends into the jig rod and is fixedly connected with the jig rod, and the core rod is provided with a positioning boss for positioning the part; the end part of the inner core is abutted with the part; the outer core is sleeved outside the inner core; the jig rod is close to one end of the jig head and is abutted to the part.

Optionally, one end of the core rod, which extends into the inner core, is provided with a first limiting hole, and a pin passes through the outer core and the inner core and is limited in the first limiting hole.

Optionally, a through groove is formed in one end, extending into the jig rod, of the core rod, a second limiting hole is formed in the jig rod, and the second limiting hole is communicated with the through groove; a limiting column penetrates through the second limiting hole and is limited in the through groove.

Optionally, one end of the inner core close to the jig rod extends to form a first abutting portion, and the first abutting portion abuts against the part.

Optionally, the winding jig further comprises an end cover and a compression spring, and the end cover is connected to one end, far away from the outer core, of the inner core; one end of the compression spring is connected with the end cover, and the other end of the compression spring is connected with the outer core.

Optionally, one end of the jig rod close to the jig head is provided with a second abutting portion, and the second abutting portion abuts against the part.

Optionally, a steel sleeve is arranged in the jig rod and sleeved outside the core rod.

Optionally, a magnet is further arranged in the jig rod and used for adsorbing the core rod.

One or more technical solutions in the winding jig provided by the embodiment of the present invention at least have one of the following technical effects: according to the winding jig provided by the embodiment of the utility model, one end of the core rod is fixedly connected in the inner core and can not rotate, the outer core is sleeved outside the inner core and is fixedly connected with the core rod, and the positioning boss is arranged close to the inner core; when the part is clamped, the jig head and the jig rod are in a separated state, the part is sleeved in the end, extending out of the core rod, the positioning boss is matched with the part, the part is positioned on the positioning boss, and the end part of the inner core is abutted to one side of the part at the moment; then the jig rod moves towards the direction close to the jig head, the core rod is inserted into the jig rod until the end part of the jig rod is abutted against the other side of the part, and at the moment, one end of the core rod extending into the jig rod is fixedly connected with the jig rod; so, under tool pole and tool head combined action, press from both sides tight part, the clamping is convenient, ensures wire-wound precision, and because the both ends of plug are all fixed, the difficult emergence of plug deflects, influences the wire-wound precision of part.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a winding jig according to an embodiment of the present invention.

Fig. 2 is a cut-away view of a winding jig according to an embodiment of the present invention.

Fig. 3 is an enlarged schematic view of a point a in fig. 2.

Fig. 4 is a schematic structural diagram of a component provided in an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a jig head according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of the jig head provided in the embodiment of the present invention after clamping a part.

Fig. 7 is a schematic structural view of a jig bar according to an embodiment of the present invention.

Fig. 8 is a schematic structural view illustrating the jig bar abutting against the part according to the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-jig head 20-jig rod 30-part

40-pin 50-end cap 60-compression spring

11-outer core 12-inner core 13-core rod

21-second limiting hole 22-second abutting part 23-steel sleeve

24-magnet 25-connecting part 121-first contact part

131, a positioning boss 132, a through groove 133, a positioning inclined plane.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-8 are exemplary and intended to be used to illustrate embodiments of the utility model, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 8, a winding jig is provided, including a jig head 10 and a jig rod 20 clamping a part 30 together with the jig head 10, where the jig head 10 includes an outer core 11, an inner core 12 and a core rod 13, one end of the core rod 13 extends into the inner core 12 and is fixedly connected with the inner core 12 and the outer core 11, and the other end extends into the jig rod 20 and is fixedly connected with the jig rod 20, and a positioning boss 131 for positioning the part 30 is provided on the core rod 13; the end of the inner core 12 abuts the part 30; the outer core 11 is sleeved outside the inner core 12; one end of the jig rod 20 close to the jig head 10 abuts against the part 30.

Specifically, in the winding jig of the embodiment of the present invention, one end of the core rod 13 is fixedly connected inside the inner core 12 and is non-rotatable, the outer core 11 is sleeved outside the inner core 12 and is fixedly connected with the core rod 13, and the positioning boss 131 is arranged close to the inner core 12; when the part 30 is clamped, the jig head 10 and the jig rod 20 are in a separated state, the part 30 is sleeved in one end, extending out of the core rod 13, the positioning boss 131 is matched with the part 30, the part 30 is positioned on the positioning boss 131, and at the moment, the end part of the inner core 12 is abutted to one side of the part 30; then the jig rod 20 moves towards the direction close to the jig head 10, the core rod 13 is inserted into the jig rod 20 until the end part of the jig rod 20 is abutted against the other side of the part 30, and at the moment, one end of the core rod 13 extending into the jig rod 20 is fixedly connected with the jig rod 20; thus, under the combined action of the jig rod 20 and the jig head 10, the part 30 is clamped, the clamping is convenient, the winding precision is ensured, and the core rod 13 is not easy to deflect due to the fact that the two ends of the core rod 13 are fixed, and the winding precision of the part 30 is influenced.

In another embodiment of the present invention, as shown in fig. 1-2, a first limiting hole is formed at one end of the core rod 13 extending into the inner core 12, and a pin 40 passes through the outer core 11 and the inner core 12 and is limited in the first limiting hole. Specifically, the number of the first limiting holes may be multiple, and in this embodiment, the number of the first limiting holes is two, two first limiting holes penetrate through the core rod 13 and are arranged at intervals, and the fixing and non-rotation of the core rod 13 is realized by the pin 40 penetrating through the outer core 11, the inner core 12 and the core rod 13.

In another embodiment of the present invention, as shown in fig. 5 to 6, a through groove 132 is disposed at one end of the core rod 13 extending into the jig rod 20, a second limiting hole 21 is disposed on the jig rod 20, and the second limiting hole 21 is communicated with the through groove 132; a limiting post passes through the second limiting hole 21 and is limited in the through groove 132. Specifically, a through groove 132 penetrates the core rod 13 and has an opening at the end of the core rod 13, the through groove 132 extending axially along the core rod 13; after the assembly of the part 30, the core rod 13 is inserted into the jig rod 20, and passes through the second limiting hole 21 and the through groove 132 through the limiting post, so that the end of the core rod 13 inserted into the jig rod 20 cannot deflect.

Furthermore, one end of the core rod 13, which is far away from the positioning boss 131, is provided with an inclined positioning slope 133, and the diameter of one end of the core rod 13, which extends into the jig rod 20, is smaller than the diameter of the positioning boss 131; the fitting of the part 30 is better by the positioning ramps 133.

Further, outer core 11 is close to the one end level that is close to tool pole 20 and extends towards part 30, and part 30 is close to the lateral surface of the one end of outer core 11 and the medial surface butt of outer core 11 for part 30 is spacing in outer core 11.

In another embodiment of the present invention, as shown in fig. 1 to 6, a first abutting portion 121 extends from one end of the inner core 12 close to the jig bar 20, and the first abutting portion 121 abuts against the component 30. Specifically, the first abutting portion 121 is adapted to the shape of the component 30, and is preferably abutted against the component 30, so that the effect of clamping the component 30 is more improved.

In another embodiment of the present invention, as shown in fig. 1 to 6, the winding jig further includes an end cover 50 and a compression spring 60, wherein the end cover 50 is connected to one end of the inner core 12 away from the outer core 11; one end of the compression spring 60 is connected to the end cap 50, and the other end is connected to the outer core 11. Specifically, the end cap 50 is connected to the end of the inner core 12, and the compression spring 60 is located between the end cap 50 and the outer core 11 and in a compressed state, so that the compression spring 60 provides an elastic force, and the elastic force presses the outer core 11 toward the component 30 and onto the inner core 12, thereby tightly connecting the inner core 12 and the outer core 11.

In another embodiment of the present invention, as shown in fig. 7 to 8, a second abutting portion 22 is disposed at one end of the jig rod 20 close to the jig head 10, and the second abutting portion 22 abuts against the component 30. Specifically, the second abutting portion 22 is adapted to the shape of the component 30, and is preferably abutted against the component 30, so that the component 30 is more effectively clamped.

In another embodiment of the present invention, as shown in fig. 2 and fig. 7 to 8, a steel sleeve 23 is disposed in the jig rod 20, and the steel sleeve 23 is sleeved outside the mandrel 13. Specifically, the steel sleeve 23 is adapted to the mandrel 13 and used for positioning and fixing the mandrel 13, and an end portion of the steel sleeve 23 extends out of the jig rod 20 and abuts against the part 30, and clamps the part 30 together with the jig head 10 and the jig rod 20.

In another embodiment of the present invention, as shown in fig. 2, a magnet 24 is further disposed in the jig rod 20, and the magnet 24 is used for attracting the core rod 13. Specifically, the magnet 24 is fixedly connected to the inside of the jig rod 20, the magnet 24 is provided at a distance from the steel sleeve 23, the end of the mandrel 13 is connected to the magnet 24 after the mandrel 13 is inserted into the jig rod 20, the mandrel 13 is made of a metal material, and the mandrel 13 is attracted and fixed by the magnet 24.

Further, a connecting portion 25 is disposed at an end of the jig rod 20 away from the jig head 10.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a wire winding tool, including the tool head and with the tool pole of the first common centre gripping part of tool, its characterized in that: the jig head comprises an outer core, an inner core and a core rod, one end of the core rod extends into the inner core and is fixedly connected with the inner core and the outer core, the other end of the core rod extends into the jig rod and is fixedly connected with the jig rod, and a positioning boss for positioning the part is arranged on the core rod; the end part of the inner core is abutted with the part; the outer core is sleeved outside the inner core; the jig rod is close to one end of the jig head and is abutted to the part.

2. The winding jig of claim 1, wherein: one end of the core rod, which extends into the inner core, is provided with a first limiting hole, and a pin penetrates through the outer core and the inner core and is limited in the first limiting hole.

3. The winding jig of claim 1, wherein: a through groove is formed in one end, extending into the jig rod, of the core rod, a second limiting hole is formed in the jig rod, and the second limiting hole is communicated with the through groove; a limiting column penetrates through the second limiting hole and is limited in the through groove.

4. The winding jig of claim 1, wherein: the inner core is close to the one end extension of tool pole has first butt portion, first butt portion with the part butt.

5. The winding jig according to any one of claims 1 to 4, characterized in that: the winding jig further comprises an end cover and a compression spring, and the end cover is connected to one end, far away from the outer core, of the inner core; one end of the compression spring is connected with the end cover, and the other end of the compression spring is connected with the outer core.

6. The winding jig according to any one of claims 1 to 4, characterized in that: the jig rod is provided with a second abutting part close to one end of the jig head, and the second abutting part abuts against the part.

7. The winding jig according to any one of claims 1 to 4, characterized in that: and a steel sleeve is arranged in the jig rod and sleeved outside the core rod.

8. The winding jig according to any one of claims 1 to 4, characterized in that: and a magnet is also arranged in the jig rod and used for adsorbing the core rod.